Method and Device for Setting Transmission Power of Communication System

1. A transmission power setting method comprising: selecting one of a plurality of channels of a communication system as a target channel for communication; based on pre-set communication parameters, setting a transmission power of the communication system to be a maximum transmission power corresponding to the target channel, the pre-set communication parameters including maximum transmission powers for the plurality of channels; for each of the plurality of channels: obtaining an interference signal power and a noise power for each of a plurality of channels; and based on the interference signal power, the noise power, and the maximum transmission power for the channel, calculating a quality parameter of the channel; and performing a channel switching operation based on the quality parameters of the plurality of channels.

2. The method of claim 1 , wherein the maximum transmission powers for the plurality of channels are obtained based on compliance with a spectral leakage specification and a transmission power specification.

3. The method of claim 1 , further comprising, after the channel switching operation is performed: determining whether a time interval since the channel switching operation reaches a pre-set time threshold; and in response to the time interval reaching the pre-set time threshold, obtaining again the interference signal power and the noise power for each of the plurality of channels.

4. The method of claim 1 , further comprising, after the channel switching operation is performed: obtaining the interference signal power for a current operating channel of the communication system; determining whether the interference signal power for the current operating channel exceeds a pre-set power threshold; and in response to the interference signal power for the current operating channel exceeding the pre-set power threshold, obtaining again the interference signal power and the noise power for each of the plurality of channels.

5. A transmission power setting device comprising: a memory storing a transmission power setting command; and a processor configured to invoke the transmission power setting command to: select one from a plurality of channels of a communication system as a target channel for communication; based on pre-set communication parameters, seta transmission power of the communication system to be a maximum transmission power corresponding to the target channel, the pre-set communication parameters including maximum transmission powers for the plurality of channels; for each of the plurality of channels: obtain an interference signal power and a noise power; and based on the interference signal power, the noise power, and the maximum transmission power for the channel, calculate a quality parameter of the channel; and perform a channel switching operation based on the quality parameters of the plurality of channels.

6. The device of claim 5 , wherein the maximum transmission powers for the plurality of channels are obtained based on compliance with a spectral leakage specification and a transmission power specification.

7. The device of claim 5 , wherein the processor is further configured to invoke the transmission power setting command to, after the channel switching operation is performed: determine whether a time interval since the channel switching operation reaches a pre-set time threshold; and in response to the time interval reaching the pre-set time threshold, obtain again the interference signal power and the noise power for each of the plurality of channels.

8. The device of claim 5 , wherein the processor is further configured to invoke the transmission power setting command to, after the channel switching operation is performed: obtain the interference signal power for a current operating channel of the communication system; determine whether the interference signal power for the current operating channel exceeds a pre-set power threshold; and in response to the interference signal power for the current operating channel exceeding the pre-set power threshold, obtain again the interference signal power and the noise power for each of the plurality of channels.

9. A computer readable storage medium storing a computer program that, when executed by a processor, causes the processor to: select one from a plurality of channels of a communication system as a target channel for communication; based on pre-set communication parameters, set a transmission power of the communication system to be a maximum transmission power corresponding to the target channel, the pre-set communication parameters including maximum transmission powers for the plurality of channels; for each of the plurality of channels: obtain an interference signal power and a noise power; and based on the interference signal power, the noise power, and the maximum transmission power for the channel, calculate a quality parameter of the channel; and perform a channel switching operation based on the quality parameters of the plurality of channels.

10. The computer readable storage medium of claim 9 , wherein the maximum transmission powers for the plurality of channels are obtained based on compliance with a spectral leakage specification and a transmission power specification.

11. The computer readable storage medium of claim 9 , wherein the computer program further causes the processor to, after the channel switching operation is performed: determine whether a time interval since the channel switching operation reaches a pre-set time threshold; and in response to the time interval reaching the pre-set time threshold, obtain again the interference signal power and the noise power for each of the plurality of channels.

12. The computer readable storage medium of claim 9 , wherein the computer program further causes the processor to, after the channel switching operation is performed: obtain the interference signal power for a current operating channel of the communication system; determine whether the interference signal power for the current operating channel exceeds a pre-set power threshold; and in response to the interference signal power for the current operating channel exceeding the pre-set power threshold, obtain again the interference signal power and the noise power for each of the plurality of channels.